The ultimate conditioning shoe, the Reebok ZigPulse is great for endurance and agility training along with muscle activation and toning. Synthetic leather and mesh upper provides comfort, support and breathability. Soft, breathable fabric lining for comfort. Padded tongue, collar and footbed for long-wear comfort. Removable Ortholite? foam sockliner accommodates orthotics. Forefoot flex grooves create flexibly silhouette. Reebok ZigTech is a uniquely formed zig-zag shaped foam bottom unit designed to make the athlete more fuel efficient so they can do more with less effort- 'Go Longer'. Reebok Shoes is up to 20% more efficient than a traditional running shoe.Customer who interested in this item, would also interested in Reebok Zig Pulse Mens Shoes-Black/Yellow/Silver.